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<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <title>Grayscale Canvas Example</title>
    <script src="scripts/modernizr.js"></script>
</head>
<body>
<img id="avatar" src="images/avatar.jpg" title="Jeffery Sambells" alt="My Avatar">
<script src="scripts/grayscale.js"></script>
</body>
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